Explain the fescn2+ solution is an orange-brown colour

Assignment Help Chemistry
Reference no: EM13310320

Why must we the wavelength bet set to 447nm when the FeSCN2+ solution is an orange-brown colour?

Reference no: EM13310320

Questions Cloud

Calculate the skaters speed : A 54.0 kg ice skater is gliding along the ice, heading due north at 4.10 m/s. What is the minimum value of Ug that allows her to continue moving straight north
Create a cloud app : CS 496: Cloud and Mobile Software Development. You can create the PDF anyway you like. But see homework #1 for tips on one good way to create a PDF.
Explain the best combination of reactants for preparing : The best combination of reactants for preparing (CH3)2CHSH is a. (CH3)2CHBr + NaSH b. (CH3)2CHOH+CH3SH c. (CH3)2CHONa +CH2SH d. CH3CH2CH3 + NaSH
What pressure gradient along a streamline is required : What pressure gradient along a streamline, dp/ds, is required to accelerate water upwards in a pipe at 0.5 m/s^2  The incline is 1:10, i.e., 1 m upward for every 10 m horizontal
Explain the fescn2+ solution is an orange-brown colour : Why must we the wavelength bet set to 447nm when the FeSCN2+ solution is an orange-brown colour
What velocity will air exit under a small crack in the door : Laboratory clean rooms are often kept at a slightly higher pressure than ambient pressure in order to flush out particulates and keep dust from getting in. If the pressure in such a room is equivalent to 1 mm water greater than the surrounding roo..
Find the principal moments of inertia and the principal axes : find the inertia tensor about the origin for a mass of uniform density=1,inside the part of the unit sphere where x>0,y>0,and find the principal moments of inertia and the principal axes.
Give the steps for to build priority queue after deque : Both are given from a paper assignment both are Logic questions. I don't need ANY CODE AT ALL. Just the general steps you would use.
Determine the forces acting on member bh : The force exerted by the potatoes on the frame at one side of the chair is equivalent to horizontal and vertical forces of 24 N and 84 N, respectively, at E and a force of 28 N perpendicular to member BH at G.

Reviews

Write a Review

Chemistry Questions & Answers

  State a net ionic equation for the reaction of each antacid

write a net ionic equation for the reaction of each antacid with aqueous HCl. include the state of each species. a)MgCO3 b)CaCO3 c)Mg(OH)2

  Explain molten carbonate fuel cells fueled

Molten carbonate fuel cells fueled with H2 convert as much as 60% of the free energy relased by the formation of water from H2 and O2 into eletrical energy.

  Explain a disproportionation reaction is a type of oxidation

A disproportionation reaction is a type of oxidation-reduction reaction. which species is oxidized and which is reduced? B.) If 1.0 mL of 55% HSO3^- by mass is obtained in the reaction, what mass of S2O3^2- was present initially

  How many grams of sulfur trioxide are produced

In S8 + 12O2-> 8SO3, if 10 grams of sulfur is used, how many grams of sulfur trioxide are produced?

  Chemical kinetics - reactants of the slow step of a reaction

Chemical Kinetics - Show that only the reactants of the slow step of a reaction are found in the rate law of the reaction - which of the two steps is slower and which substance (if any) is probably an unstable intermediate?

  How many whole drops are required to dissolve the calcium

how many whole drops (.05 mL/drop) of 6 M HCl are required to dissolve the calcium carbonate? b) What is the Ca concentration when this is dissolved and diluted to 100.00mL

  State basic and before the equivalence point

25.0mL of a 0.100M solution of NH3 is titrated with 0.150M HCl. After 10.0mL of the HCl has been added, the resultant solution is: a) basic and before the equivalence point

  Calculate work if expansion occurs against a pressure

A system expands in volume from 2.0 L to 24.5 L at constant temperature. Calculate the work (w) if the expansion occurs against a constant pressure of 5.00 atm.

  Define the constant volume heat of combustion

Solid benzoic acid, C6H5COOH(s), is often used to determine the heat capacity of a bomb calorimeter, because the constant volume heat of combustion of this compound is known with high precision

  What is the equilibrium constant for the reaction

The change in enthalpy Delta H for a reaction is -39.6 kJ/mol. The equilibrium constant for the reaction is 4.4×103 at 298 K.What is the equilibrium constant for the reaction at 635 K?

  What is the mass of the potassium hydrogen carbonate

A student is required to generate 90.0 mL of carbon dioxide at 750 mm Hg and 21C using potassium hydrogen carbonate and HCl. What is the mass of the potassium hydrogen carbonate needed?

  Compute the temperature of an isothermal flash

calculate the temperature of an isothermal flash drum required to vaporize 40% of a liquid mixture of 60 mole% isopropanol and 40mole% n-butanol.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd